OpenTechnical

OT-2026-000008119

Publication integrity record

Four cup vacuum gripper, four zone face, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000008119) never changes.

Identity and time

Publication numberOT-2026-000008119 · never reused
Internal UUID01a0ae6a-908c-78cf-b1b0-8db3d9dd3d0a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008119
StatusPUBLIC

Content hashes

Canonical text462d4dce8f24e1fa71fbe182a3c8a5d262356701d84bdb66ee916fcf6f581c65
Markdown7ebf733785f5d228e81e1e21e1c4828e2e9bda1f24a6319c87ee0b7fe036d2f2
PDF
Publication page6950876bfe191a387b96f7c51218696082de5ed263974c2c7cfc9d74c43c44f0
Manifest229020b579487fbed42ea639d5f3990be733b1c3eff8a42ac15b4c7baab820b4

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
SignatureWWou8rATdntiAMhnXo4xJQafzodZCSPTBRboOPSdyv80z7L4m/ZFpb8x2TdO/MFm5sTT4PpRm/C1I+wYPfC1Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:26.370689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008119
observed 6950876bfe191a387b96f7c512186960...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:26.349374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008119/manifest.json
observed 229020b579487fbed42ea639d5f3990b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:26.323351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008119/publication.md
observed 7ebf733785f5d228e81e1e21e1c4828e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:26.284047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008119/publication.txt
observed 462d4dce8f24e1fa71fbe182a3c8a5d2...
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.