OpenTechnical

OT-2026-000101312

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single stage ejector, pressure sensor per zone, sustained 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-2026-000101312) never changes.

Identity and time

Publication numberOT-2026-000101312 · never reused
Internal UUID01a0aea3-c379-7018-9130-d4cee4ade0b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101312
StatusPUBLIC

Content hashes

Canonical texte788a9dfed4a28786f159995c3807122feda43eb6e7647764085c56dc1a7a39d
Markdown38985860690c84461e5e6574035b753e235508a88b5db5d14568a6a8abfc33e0
PDF
Publication pagec3f665fd45e4f081de89ceeb20287a027314a0c1d149140874bcb0e332d02ed5
Manifest17aa61acae16a48c7ee19ddfc6db09b75b74c3a858a5104e4623cdf793899516

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
SignatureNA2NgJRW+5pWoPlyZjCzDX7CNaqhELkn6mav7BfW7Uiz5hK0/MgP1P9blXnI+kImShlTc7GmjV2wj/2jfhvHCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:59.956119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101312
observed c3f665fd45e4f081de89ceeb20287a02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:59.937686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101312/manifest.json
observed 17aa61acae16a48c7ee19ddfc6db09b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:59.919722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101312/publication.md
observed 38985860690c84461e5e6574035b753e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:59.903405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101312/publication.txt
observed e788a9dfed4a28786f159995c3807122...
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.