OpenTechnical

OT-2026-000035087

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000035087) never changes.

Identity and time

Publication numberOT-2026-000035087 · never reused
Internal UUID01a0ae76-6a1c-7793-afe5-eddaf9441a58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035087
StatusPUBLIC

Content hashes

Canonical text67fec8231ed244569460a0258e336a9d5f9c0701c199316a88870e4abcb83385
Markdownbdec723fe3ffc056093c9f36ed7ff956ea36227b2fc483ffee1e98309be06de9
PDF
Publication pagefcdab6bbceebc56596f43f9668d0c335f8ca5591b9c1543bff57eb9b78e0c4e9
Manifestd33c17d0dfe1f38f63a1e009b4c5fc8d4dbc4cf80678314a8d3c2e06e0da574d

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
SignatureiiUrbonPGPdRGrpD7oiN1ccEuPP9R1gBAeReiTQzl0rlSgoifH9PK/HIWpfI1LcRLxK0wa0+jCtqguJ5F8ONAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:28:09.404093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035087
observed fcdab6bbceebc56596f43f9668d0c335...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:09.353348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035087/manifest.json
observed d33c17d0dfe1f38f63a1e009b4c5fc8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:09.333237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035087/publication.md
observed bdec723fe3ffc056093c9f36ed7ff956...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:09.281771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035087/publication.txt
observed 67fec8231ed244569460a0258e336a9d...
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.