OpenTechnical

OT-2026-000009799

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000009799) never changes.

Identity and time

Publication numberOT-2026-000009799 · never reused
Internal UUID01a0ae6b-7565-7c63-8798-8e755d3b2d24 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009799
StatusPUBLIC

Content hashes

Canonical text61435730510151fad490e63300276f46141e2650ad8c876977ecc015d660afed
Markdown70b189cdea7b36489dc49a832a40f41d8efe93684f315392a2747403c5971cce
PDF
Publication page684ce3b7f9c68120ff85befbd4245b49201b9bab50227668ea637dcf12c333b4
Manifest275c19de56cb54421c2460cda21f2ce15eb2d0a9ba8fcf9fd29a7cde7fd8978a

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
SignatureTCY+a64/47bTNvq0B5EkKGUpg2xAMKs30h12AYDvDdqEoOV3DxVPtX6gp/xXWIvzLpw4WoC6/T7rWSCXchN+Cw==
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

2026-09-17T12:17:19.348301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009799
observed 684ce3b7f9c68120ff85befbd4245b49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:19.328108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009799/manifest.json
observed 275c19de56cb54421c2460cda21f2ce1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:19.309280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009799/publication.md
observed 70b189cdea7b36489dc49a832a40f41d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:19.289966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009799/publication.txt
observed 61435730510151fad490e63300276f46...
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.