OpenTechnical

OT-2026-000057111

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000057111) never changes.

Identity and time

Publication numberOT-2026-000057111 · never reused
Internal UUID01a0ae87-d5b8-7921-8be4-30a26ae750ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057111
StatusPUBLIC

Content hashes

Canonical text08476885182815159a7a90519820e551c01072a9290df89cf90aad54d357cce3
Markdown4a4c0f5e5ac9d4a1dae3b464dda283c594aa11d2b5d09dae39b5c2e114c1ed78
PDF
Publication page162f33cc60d6b497df8e3d28bad18d94811d95605dc0f87a04d9d37c73d32fbb
Manifest36c488e404c52a3c2b94c8e3c87265aa5b7f513bf0df20d678f91455462e4b80

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureLerK91wXQ89N9RzHoCeV/ofKWG1wpsgryy4xKn0AYejt1DqV9esT9ATZD3wP0xPBCloIaT1dC2a10wmRAztlAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:04.908550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057111
observed 162f33cc60d6b497df8e3d28bad18d94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:04.888717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057111/manifest.json
observed 36c488e404c52a3c2b94c8e3c87265aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:04.869353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057111/publication.md
observed 4a4c0f5e5ac9d4a1dae3b464dda283c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:04.846741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057111/publication.txt
observed 08476885182815159a7a90519820e551...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:13.655368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057111
observed 162f33cc60d6b497df8e3d28bad18d94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:13.637979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057111/manifest.json
observed 36c488e404c52a3c2b94c8e3c87265aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:13.618753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057111/publication.md
observed 4a4c0f5e5ac9d4a1dae3b464dda283c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:13.600625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057111/publication.txt
observed 08476885182815159a7a90519820e551...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.