OpenTechnical

OT-2026-000054650

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000054650) never changes.

Identity and time

Publication numberOT-2026-000054650 · never reused
Internal UUID01a0ae86-1284-7fff-a3ae-b479c0e02cba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054650
StatusPUBLIC

Content hashes

Canonical textb75b0bbfa99b758a22c731455c6591a453fc82ef173cd0ce58a89f188a9757e8
Markdown3fd7084dd714249f70893e55b1b8aa14a24d5833fabd74f6a928a323b5b12ca8
PDF
Publication page970ec3c6f365c6a7834451cc065378e2e6dfa7847826bd57e006cf70b708b664
Manifestfdb1a1a9358309620b568deab243fb42c62ab7d79a47efd68307f8edd8301aa8

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
Signature47n4vqpm+hy+9r8ESrZrby4JnQ1dgtC8fm99/u3J/kuQqrtZALaY22z7AMTBcfN3s8rvj6HP/iIEozrUevIhBA==
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

2026-09-17T10:53:43.104209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054650
observed 970ec3c6f365c6a7834451cc065378e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:43.085572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054650/manifest.json
observed fdb1a1a9358309620b568deab243fb42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:43.066383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054650/publication.md
observed 3fd7084dd714249f70893e55b1b8aa14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:43.046114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054650/publication.txt
observed b75b0bbfa99b758a22c731455c6591a4...
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.