OpenTechnical

OT-2026-000053601

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000053601) never changes.

Identity and time

Publication numberOT-2026-000053601 · never reused
Internal UUID01a0ae85-0a93-7a16-b2e2-5523449bd7ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053601
StatusPUBLIC

Content hashes

Canonical textce68286f7fa62046fc68f59ca1100356c17bbb1d8fa6ffb29a13b65267461daf
Markdown76a5b783b6d28c54c6bc040a8c903271d5f5d4d32b53aa5d7af5d3e035687f5c
PDF
Publication page4c9a23231be52731230edc7d24f659aa15a4abd8e4114fc64cc874b2fa58256d
Manifest1596124cb8593fa378ee866da310230ade87929ccc0e31842811d235d2f8b261

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
Signature8m81irIxQ2NUEQhn+A6sxSBONcDTQ4GUf5e/eYkytx0UAmX3Ltpn+JFtPVp08dHbLa4IZKYK+QYp3B8/GAKcDA==
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

2026-09-17T10:55:28.425156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053601
observed 4c9a23231be52731230edc7d24f659aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:28.404123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053601/manifest.json
observed 1596124cb8593fa378ee866da310230a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:28.386204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053601/publication.md
observed 76a5b783b6d28c54c6bc040a8c903271...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:28.366392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053601/publication.txt
observed ce68286f7fa62046fc68f59ca1100356...
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.