OpenTechnical

OT-2026-000056767

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000056767) never changes.

Identity and time

Publication numberOT-2026-000056767 · never reused
Internal UUID01a0ae87-7af7-7b42-bfa1-fb62552f3ee3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056767
StatusPUBLIC

Content hashes

Canonical text66e4a19176756b2763dc274e6a1c2a284b7af5ba4217b6d88e9d5c2695982701
Markdown01ba88de0362d9c9fdcd998d42c64bbd1ebf12f9460159f5fe1316784bef3ddf
PDF
Publication pagebf57912d0c09903363d2efac8ea925f97107cab382eec5dfdf6ce5be63d99e78
Manifest2aba61cc3b4bf23c02dc4dbb5fc2e0d2248f30a5587fa652ad6c44de7b1442b4

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
SignaturePX1x9E6+JhAkWT8x4SxXR4pWJHfkONimbcYd3eAVHAeuJzhXT/PyqlQ4RQUe+iMHXs6Nco0YwWa7bUnS/2ZKBw==
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

2026-09-17T10:50:14.269258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056767
observed bf57912d0c09903363d2efac8ea925f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:14.246185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056767/manifest.json
observed 2aba61cc3b4bf23c02dc4dbb5fc2e0d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:14.224957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056767/publication.md
observed 01ba88de0362d9c9fdcd998d42c64bbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:14.204345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056767/publication.txt
observed 66e4a19176756b2763dc274e6a1c2a28...
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.