OpenTechnical

OT-2026-000088037

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000088037) never changes.

Identity and time

Publication numberOT-2026-000088037 · never reused
Internal UUID01a0ae9b-1aa7-7bff-8ae1-250539681b18 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088037
StatusPUBLIC

Content hashes

Canonical text545906851a428fbbd64639456d83a82b5757f22d8d8aef71bb0392e93483419a
Markdown562e0923888bc81454daad634ba01fca52baae895558cee6e65e3cbbd3aba3c4
PDF
Publication page649d24d3c8c128e3cd050489069c765917e708f773410315cc4ba3406184a732
Manifest8a20013d210f4338f6b090923ebe9e0c886fff51d958a8a075093bb8bc9f3590

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
SignaturehmAMvVmyenBw3QkPif0Sv4nN7W4PEuamfsWoWpd1ny/4F/exKAgZWBZAJl7JMWsjeNf7Qqxrdz6K8LMfyGNUBA==
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

2026-09-17T09:49:25.576453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088037
observed 649d24d3c8c128e3cd050489069c7659...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:25.559740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088037/manifest.json
observed 8a20013d210f4338f6b090923ebe9e0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:25.541914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088037/publication.md
observed 562e0923888bc81454daad634ba01fca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:25.524407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088037/publication.txt
observed 545906851a428fbbd64639456d83a82b...
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.