OpenTechnical

OT-2026-000076687

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, two stage ejector, pressure sensor per zone, 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-2026-000076687) never changes.

Identity and time

Publication numberOT-2026-000076687 · never reused
Internal UUID01a0ae94-b06f-75b1-a7cd-3af190a4c1e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076687
StatusPUBLIC

Content hashes

Canonical text0114d5d97270ac75cc60a5f221d8ac31b11a7ff72fd63d301a1f9f870ac09506
Markdownbdb5f8942bae8f762bb213f7bf9a262866b72951f16f52a65624fe8e1f226aab
PDF
Publication page9c66047a022214fee4cd07771388faec00a19e9594263167c196a190e0f61867
Manifest55542f67ec25462859304c9914e4fe8994a76ad5ee7891bc517a572c1b09286f

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
SignaturemxX4Wg/c46/ST5VKH6QsGxto+j9/O5QituIcQqlGRKDUuP+DClvIV9S5jzqGsda+ztXvbSC/yb3Ty3GOUTThCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:09:26.213688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076687
observed 9c66047a022214fee4cd07771388faec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:26.193469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076687/manifest.json
observed 55542f67ec25462859304c9914e4fe89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:26.176164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076687/publication.md
observed bdb5f8942bae8f762bb213f7bf9a2628...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:26.158138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076687/publication.txt
observed 0114d5d97270ac75cc60a5f221d8ac31...
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.