OpenTechnical

OT-2026-000009484

Publication integrity record

Single bellows cup vacuum gripper, single stage ejector, supply line pressure sensor, sustained 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-2026-000009484) never changes.

Identity and time

Publication numberOT-2026-000009484 · never reused
Internal UUID01a0ae6b-7562-7b2f-88f0-73b23b427f26 · 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-2026-000009484
StatusPUBLIC

Content hashes

Canonical texte393a52c31aac3cee89e1145684cf40dcf16b5a7f05dc29e001f8f65a5839842
Markdowne4e8043d6cd60173a4e7accb1ca73ba701bfa83a66958f8a61f83470c5431fab
PDF
Publication page0a1d6cfc257b703c39ef27890f25bcf2959a5de4c801ca90f693525da7f6fa0b
Manifestb6c138a4f7a25d7f9237336ed5c32ba4f8d78edb839b0a6840825d94c35083da

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
SignatureGfFhnv1jumQ5/RisCj5iEEj50iZoJRIHUV+P449FGnMkPYnEODq+5VX15TokCLD4um5uwznUNTUhO9Qs+eRtDw==
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

2026-09-17T12:16:53.012737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009484
observed 0a1d6cfc257b703c39ef27890f25bcf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:52.990530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009484/manifest.json
observed b6c138a4f7a25d7f9237336ed5c32ba4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:52.970195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009484/publication.md
observed e4e8043d6cd60173a4e7accb1ca73ba7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:52.948293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009484/publication.txt
observed e393a52c31aac3cee89e1145684cf40d...
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.