OpenTechnical

OT-2026-000036823

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, three stage ejector, 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-2026-000036823) never changes.

Identity and time

Publication numberOT-2026-000036823 · never reused
Internal UUID01a0ae77-773e-7e3f-810c-4d8295e918c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036823
StatusPUBLIC

Content hashes

Canonical textaa25a19d7229c2064a1f00191db67504a6e617810cc4efe8662dc88f5bfb044f
Markdownecbad4c0b8bfb420b797fc3a65633ef0bca736b37d318ce7a62fc29b4ea2037c
PDF
Publication page38fee1661c5e81a4b0b6d3df244391911334e816f7914aa7b0f20775d07969b5
Manifest0e26c443d9a81a7140011ee95c3219a0d887798fbdc44bcdd505ebc36725450a

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
SignaturepOpo1/cUBU/ADuJsmVfFgTZTDi4dL+z/eGYpvP5x4u4L58lbWhMyszy2IpLJC6KrpsphwNGM/yGfMYSyDLwFAA==
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

2026-09-17T11:24:26.421364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036823
observed 38fee1661c5e81a4b0b6d3df24439191...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:26.403610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036823/manifest.json
observed 0e26c443d9a81a7140011ee95c3219a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:26.386835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036823/publication.md
observed ecbad4c0b8bfb420b797fc3a65633ef0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:26.370625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036823/publication.txt
observed aa25a19d7229c2064a1f00191db67504...
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.