OpenTechnical

OT-2026-000009485

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000009485) never changes.

Identity and time

Publication numberOT-2026-000009485 · never reused
Internal UUID01a0ae6b-7562-7ab9-b0b3-ac4b23ce9bd0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009485
StatusPUBLIC

Content hashes

Canonical textfe5c25416d572ebeeacfe0295f13c734618e5ef84de93de8f58d07f4ea0f3347
Markdown0510ac8f6b5606e2045f726e7b61d13ddfe279908c4e2707fccc062b94d31add
PDF
Publication pageecad64abbe75d1aec799245f44288f8693d852b3604d68674a2fa461e54365bf
Manifest367e4b09a1c568ee58443e450fea1100c14c10007791490580accca0b9f77697

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
SignatureRIUQpRcGp/HzHKC7OMivrgSxl8mXn09aV20RWjU2FKYH86NSvE1BoHHtfB0FwotuX+1aiy+9TfLDKhNlO/rSCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:53.098162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009485
observed ecad64abbe75d1aec799245f44288f86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:53.075991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009485/manifest.json
observed 367e4b09a1c568ee58443e450fea1100...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:53.055333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009485/publication.md
observed 0510ac8f6b5606e2045f726e7b61d13d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:53.035037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009485/publication.txt
observed fe5c25416d572ebeeacfe0295f13c734...
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.