OpenTechnical

OT-2026-000098637

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three 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-2026-000098637) never changes.

Identity and time

Publication numberOT-2026-000098637 · never reused
Internal UUID01a0aea2-42ad-7d4c-9912-48d9a51011f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098637
StatusPUBLIC

Content hashes

Canonical text717b67d5b424da404bf2504da88d876891d05f012af944d7f6e5a3832915c5eb
Markdown637a8bd6b89192471f152d7aa888ec17fd2365441dd6937bf7db2442f2d93e66
PDF
Publication page66ef1a5d939dfb35fd54411569cedb26c76591769b3fa1495b7bdae22e0f47c5
Manifest1d52d22b8ce2cdce1b9e91860f2b785f9b3eb33766954b447b768f29d05ed555

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
SignatureqmakNbU7AYhvOUF0kgIAoLUj/vG4XYZLjmRlRu3E/rRNKx68phbPmolstaHYSaD8a7PvTL/Hx96hM13IBW4bAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:55.825511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098637
observed 66ef1a5d939dfb35fd54411569cedb26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:55.806017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098637/manifest.json
observed 1d52d22b8ce2cdce1b9e91860f2b785f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:55.785412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098637/publication.md
observed 637a8bd6b89192471f152d7aa888ec17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:55.766265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098637/publication.txt
observed 717b67d5b424da404bf2504da88d8768...
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.