OpenTechnical

OT-2026-000100361

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000100361) never changes.

Identity and time

Publication numberOT-2026-000100361 · never reused
Internal UUID01a0aea3-3054-7dab-9914-f863f35cbd48 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100361
StatusPUBLIC

Content hashes

Canonical text4c49dc486c858ed106bae9286369fba5dfc1fe8115a5e087b3ba92c3f771ee3a
Markdownf2eab53cdb215a8232e9eed4198870d3c7acad24e48b6a54751db386de84543a
PDF
Publication page3b522e4d912bb96eb05fa1962e1538f24ead5088972b2ee19276459d88c935b4
Manifestfa210dbfd84fbf2254a0e5ba78372512dabc52995e74a5f5cd3190a41ba5b8e9

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
SignatureOBOhlFtutDWpsDOQkDKx0iDx3QdIijSl1zdoMKH2ws9ALEoy3VUGI2o+K8UDWPcRlef77ovVFZ5WkZucbq8LAg==
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

2026-09-17T09:30:18.891784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100361
observed 3b522e4d912bb96eb05fa1962e1538f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:18.871893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100361/manifest.json
observed fa210dbfd84fbf2254a0e5ba78372512...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:18.850158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100361/publication.md
observed f2eab53cdb215a8232e9eed4198870d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:18.830351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100361/publication.txt
observed 4c49dc486c858ed106bae9286369fba5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:41.139074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100361
observed 3b522e4d912bb96eb05fa1962e1538f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:41.121674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100361/manifest.json
observed fa210dbfd84fbf2254a0e5ba78372512...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:41.104139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100361/publication.md
observed f2eab53cdb215a8232e9eed4198870d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:41.086822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100361/publication.txt
observed 4c49dc486c858ed106bae9286369fba5...
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.