OpenTechnical

OT-2026-000055816

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000055816) never changes.

Identity and time

Publication numberOT-2026-000055816 · never reused
Internal UUID01a0ae87-0a49-7b36-af40-af5b61bef1e7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055816
StatusPUBLIC

Content hashes

Canonical textc58843b4410c66ea3ea0f02759c96a78e9ab615c8edf7c7c863b1ebbeec3d49a
Markdown75a291bca9d1a37a6f6ab66f8e78a47c43b41b0319e2837d1b34c76860cb2c7c
PDF
Publication page0db6b6df5b7b3bc12d919ad5b7928b63103cfd0d8b1bea048a391e06f86509c5
Manifest592f8bddc65be99ccca33dbbb278f1da4011033859221dbef174c5f8c471b50f

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
SignatureK5jVZ53iyThB6kaNy3ifrp7eB1qJvk7Uj0wMhA0dLI6vWjPo38YVr3W8RBVf+/IV/LNxmHvoUjFUddBsyOOnAA==
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

2026-09-17T10:51:08.913721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055816
observed 0db6b6df5b7b3bc12d919ad5b7928b63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:08.897456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055816/manifest.json
observed 592f8bddc65be99ccca33dbbb278f1da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:08.880224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055816/publication.md
observed 75a291bca9d1a37a6f6ab66f8e78a47c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:08.862025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055816/publication.txt
observed c58843b4410c66ea3ea0f02759c96a78...
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.