OpenTechnical

OT-2026-000015959

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, three stage ejector, pulsed blow-off 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-2026-000015959) never changes.

Identity and time

Publication numberOT-2026-000015959 · never reused
Internal UUID01a0ae6e-0c4d-7a9d-97fe-d4aba2988b44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015959
StatusPUBLIC

Content hashes

Canonical text13f5c41ab8c0a1b93ff231c5312f2ba4ec26b0640a4588be8bbbc6d132e77e67
Markdown835df7de8ee27b5ec3652e562493ee8c460010818540f31883b3d36e8cadc8c2
PDF
Publication pagecd3553440e8f2a1de47ebef5ee3b5b5d8fab992f26e53a0176cf121de2f3c5e5
Manifestf8385eef1873b93545b2276d739048e463b5d6c5a98134d5ebb04581549a3925

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
SignatureWP0uuyO92gvoiUCWA1ckmGfYs90xZ+UJhxTh04dRmE+XP2ct6khbnSmELC8v3e6fa9A+sIvcaWgQhTlhAo5nCA==
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

2026-09-17T12:05:27.048822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015959
observed cd3553440e8f2a1de47ebef5ee3b5b5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:27.010586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015959/manifest.json
observed f8385eef1873b93545b2276d739048e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:26.984643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015959/publication.md
observed 835df7de8ee27b5ec3652e562493ee8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:26.959943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015959/publication.txt
observed 13f5c41ab8c0a1b93ff231c5312f2ba4...
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.