OpenTechnical

OT-2026-000038855

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000038855) never changes.

Identity and time

Publication numberOT-2026-000038855 · never reused
Internal UUID01a0ae78-769f-7a27-ac99-73f9b7c79226 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038855
StatusPUBLIC

Content hashes

Canonical texta773e7d0e530f13a3da5102011753e4f938e969a36147f43972fa35c53322c64
Markdown82118b4ef1de5af23300ab28e369c6f23bd616bf5dc61100ab070b784509b93d
PDF
Publication pagebc9196afe98ec8fb9041d3aec8b920184b6c550ff1083316123faf38d101f04a
Manifestb6d44823f072b4b2334f8d3bea1f3ad5a84fadfeb937e11691042f57c8564d8e

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
Signaturep6yYmMMUtYdI4xMrzG4l9PLF+n5y8/MtmXiCkFY6ItS9O8wZ86rGd8ycdY1+tnpYBDa5Ogmou3DhqksV7alQAA==
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

2026-09-17T11:21:25.792411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038855
observed bc9196afe98ec8fb9041d3aec8b92018...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:25.772394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038855/manifest.json
observed b6d44823f072b4b2334f8d3bea1f3ad5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:25.753664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038855/publication.md
observed 82118b4ef1de5af23300ab28e369c6f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:25.734526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038855/publication.txt
observed a773e7d0e530f13a3da5102011753e4f...
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.