OpenTechnical

OT-2026-000023764

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000023764) never changes.

Identity and time

Publication numberOT-2026-000023764 · never reused
Internal UUID01a0ae70-aed5-7ce3-97f7-92099af76ae7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023764
StatusPUBLIC

Content hashes

Canonical text4d922a2dd4cc4cd85a81efad2cbc1659be97fd7d1bf35605bec24c60ad96059f
Markdown927e3cd62e0985984db939552102502da3fd567c28e3ea7097666279f973da45
PDF
Publication pagef3e0d6b0fe1a1ff88b18ddb43810bbd4de0b667ca2d45c875db868f8e756541c
Manifestf45a671f02e83e25a6052cb754596b6f8a232a5df8f1539257584ec442ff3d80

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
SignatureEwpBd6bPxpJnDao+Hi3M/Wo4Txq2f7UpoFWQDy7AusyA4/I8AqjgVmuo7p8haV6+yaqWi5nHG6xayUKshECiBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:50:13.588857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023764
observed f3e0d6b0fe1a1ff88b18ddb43810bbd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:13.569743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023764/manifest.json
observed f45a671f02e83e25a6052cb754596b6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:13.551223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023764/publication.md
observed 927e3cd62e0985984db939552102502d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:13.534195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023764/publication.txt
observed 4d922a2dd4cc4cd85a81efad2cbc1659...
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.