OpenTechnical

OT-2026-000056998

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000056998) never changes.

Identity and time

Publication numberOT-2026-000056998 · never reused
Internal UUID01a0ae87-d5b5-7403-bdfc-d0bfd1c448ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056998
StatusPUBLIC

Content hashes

Canonical textbd14faeb1ed7650737621a6de980f6b0d17375ffb13ef28e0f416f111ca6ac3d
Markdowned0fcee36d23e406642c54fcecfde6077b0f9ef0b252ae3383cb9519aae8342b
PDF
Publication page5b8811607b13b3a46a33b8f4bf7126462ae43b13df48f3de24718bc0decf1064
Manifestb0d1ae5561aecb486c5d4288d1f492e756457d80aa07e13a87f4fc9d4ecfb5ac

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
SignatureXZiMqGOa9RlafnoAvN7U6FisAWcywYdnJDN5mV1sgyFv8lKVGrYNyOA7ZHyDam0x7Jp1n6mqWmW2RMdzGr1ZCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:48:28.250467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056998
observed 5b8811607b13b3a46a33b8f4bf712646...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:28.231376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056998/manifest.json
observed b0d1ae5561aecb486c5d4288d1f492e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:28.213145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056998/publication.md
observed ed0fcee36d23e406642c54fcecfde607...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:28.196193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056998/publication.txt
observed bd14faeb1ed7650737621a6de980f6b0...
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.