OpenTechnical

OT-2026-000054677

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, manifold 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-2026-000054677) never changes.

Identity and time

Publication numberOT-2026-000054677 · never reused
Internal UUID01a0ae86-1284-7f52-8128-b5d1796914b6 · 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-2026-000054677
StatusPUBLIC

Content hashes

Canonical text4a0ce432d692fd5f44c633f708d9dea40e486b421b37f18aeff48a9070af06d7
Markdownf26f28c3dcf654b9b92cabc2989cc908531816b865ca7083f90ec7fe0370474c
PDF
Publication page2450dcbf98a10649279251de3b6988f36264e879a67db6a8b3adba3e6ba98437
Manifestec0522663c8fe715fa49a0289984527495f3c1b596d8781a7034dc694644d2e6

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
SignatureglKKuLz0Uzqr17t0s8ijY9QZ59G3nfVxix658hPaokQ4aQP0R3u6+wwSPU1o3kgRPnHl5Fsm5ITGG8lZErmABQ==
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

2026-09-17T10:53:45.257158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054677
observed 2450dcbf98a10649279251de3b6988f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:45.234487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054677/manifest.json
observed ec0522663c8fe715fa49a02899845274...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:45.214098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054677/publication.md
observed f26f28c3dcf654b9b92cabc2989cc908...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:45.194539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054677/publication.txt
observed 4a0ce432d692fd5f44c633f708d9dea4...
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.