OpenTechnical

OT-2026-000051793

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000051793) never changes.

Identity and time

Publication numberOT-2026-000051793 · never reused
Internal UUID01a0ae83-7c84-76fc-9b88-76ac5a082820 · 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-2026-000051793
StatusPUBLIC

Content hashes

Canonical text455f950ea670960af3396491c02ed3a430b6bbc65c330e37165ae7041b3fe54b
Markdownec88f1df44755cb81d8178c3919b6b2ecf6d99bd207da743dbc8eae38d08c34e
PDF
Publication pagec944f0ece13a9e5038397af58ba0737aba2c7f6064eff1a14532849b153ca911
Manifest7e7a3679b6f4e163da24d5fa58870b4a7ff96ae9b6bbc797e52b7586794de355

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
SignatureUvGTsIv106CJo8/lEVjrwtXNJX4qaMMiKnz+WijzsU9JVpv6Jw1mNTITp/stW1Nu//+03qdYrC3IVUaahGeqCQ==
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

2026-09-17T10:58:42.324652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051793
observed c944f0ece13a9e5038397af58ba0737a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:42.305836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051793/manifest.json
observed 7e7a3679b6f4e163da24d5fa58870b4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:42.286021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051793/publication.md
observed ec88f1df44755cb81d8178c3919b6b2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:42.265285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051793/publication.txt
observed 455f950ea670960af3396491c02ed3a4...
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.