OpenTechnical

OT-2026-000051610

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000051610) never changes.

Identity and time

Publication numberOT-2026-000051610 · never reused
Internal UUID01a0ae83-7c81-74a3-80e3-5a027080f26e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051610
StatusPUBLIC

Content hashes

Canonical text9f2782736c979fb043521e7e37e282d8f126f14c8bec7882c4f9c0e7d195da98
Markdown2c4024a17d8596702387e378b6804d79a5cd7351ddbc5aee357dad7b8c49260d
PDF
Publication page75e3d211947c85427653db8bf6d727f43de6c73de12a2424dbf1d611a2f1f12b
Manifest1f39d79a363ba7d486355eeddaa08a8d4e20eb9fde1a271605ddb7ae4dc4f6dc

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
Signaturevf0mGlSS1pR0FU+1Av+M+Hnn6avA5JLloP5eyN26A+wg8dP1PpieXogMzKmU9pm/X40Ny4DS2eBTLuvaRP33Bg==
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

2026-09-17T10:58:27.801290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051610
observed 75e3d211947c85427653db8bf6d727f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:27.782150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051610/manifest.json
observed 1f39d79a363ba7d486355eeddaa08a8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:27.764162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051610/publication.md
observed 2c4024a17d8596702387e378b6804d79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:27.746479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051610/publication.txt
observed 9f2782736c979fb043521e7e37e282d8...
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.