OpenTechnical

OT-2026-000041851

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, manifold 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-2026-000041851) never changes.

Identity and time

Publication numberOT-2026-000041851 · never reused
Internal UUID01a0ae79-e8a5-797b-a524-36bc96a174ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041851
StatusPUBLIC

Content hashes

Canonical text42fdc340f1df84784261636cee22c171b0e4c21c15f935347d8dd21b91982ed5
Markdown95653cb22e1d5d0e7a3658a5fac6c65abffde73290830ad7ef3dbf44f181765a
PDF
Publication page76a4269d5c56df71182178a8bd873f04bc6a153a8b98803ed4f0e3060e61d930
Manifest9edcbfd75f51ff7d04e6f0548b1cd94f364a894754ad7cb1c987ac1e2b9275ce

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
SignatureGTN7EIqFQLiletqZLYb/rtLG1Faea4NKwuKl17XVrs0L2Qn5FcfzIKR2OsiphgDljJuVS9JCW33H2KdmbIYpBA==
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

2026-09-17T11:16:43.232377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041851
observed 76a4269d5c56df71182178a8bd873f04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:43.214113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041851/manifest.json
observed 9edcbfd75f51ff7d04e6f0548b1cd94f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:43.197300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041851/publication.md
observed 95653cb22e1d5d0e7a3658a5fac6c65a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:43.178404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041851/publication.txt
observed 42fdc340f1df84784261636cee22c171...
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.