OpenTechnical

OT-2026-000055135

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000055135) never changes.

Identity and time

Publication numberOT-2026-000055135 · never reused
Internal UUID01a0ae86-5e82-7a66-bbc1-d58e665f6aa2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055135
StatusPUBLIC

Content hashes

Canonical text24031296dc4a138956b4e4c3fc0187e41f85ea95111bba0a3a1276e4d8ab032d
Markdown85c98350487b4b5ed334302b2821effde6d18bb9e5904ad269acd9c47a5c466a
PDF
Publication page930527275dde422d9853aaa07cd877ac295aa56f53dcbe5a4466940db67346c3
Manifest09891bdf7e2bbadf5857c2e4aaa32e7cc5e76e8e1a3848dbfee6221a9bb61198

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
SignaturenL2VA+63p3maEPMuo4F9O804c5cBJ6dtTH51D0ZWN7qm0t2Zq3SzfCOTUqtUEnDGtwSFMVkqXhxOzyveuToWBg==
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

2026-09-17T10:53:18.586197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055135
observed 930527275dde422d9853aaa07cd877ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:18.568042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055135/manifest.json
observed 09891bdf7e2bbadf5857c2e4aaa32e7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:18.549487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055135/publication.md
observed 85c98350487b4b5ed334302b2821effd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:18.530302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055135/publication.txt
observed 24031296dc4a138956b4e4c3fc0187e4...
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.