OpenTechnical

OT-2026-000055151

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, 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-2026-000055151) never changes.

Identity and time

Publication numberOT-2026-000055151 · never reused
Internal UUID01a0ae86-5e82-7179-a2ba-629c6c44b297 · 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-2026-000055151
StatusPUBLIC

Content hashes

Canonical texta88a6728daaf8de6a919edcec8bafd63a59033221fd8c29ac5bf13a619f6ee88
Markdownbe596deaa54f291dfbf3aaa31e5acce3c275cfb367d2fb6d14d190f16ac604fc
PDF
Publication pageb9e44dd4bbfbfe0b1326cf2186884bf9d839c993a097a926dc96282d2797889c
Manifest39bbbfa42e9d5fea4bebf78cbcdbac1dc1ecbe4367bdbc2d01e02d0bfe65937f

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
Signature7PMZVydSnxyUuL9ld1WglMzzzl94III5N+vZWK45uXxWdc9GBmhY770LtbwtFRmx6q34Cw1k7RcY3+S/qfbBBg==
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

2026-09-17T10:53:19.886351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055151
observed b9e44dd4bbfbfe0b1326cf2186884bf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:19.869644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055151/manifest.json
observed 39bbbfa42e9d5fea4bebf78cbcdbac1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:19.850353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055151/publication.md
observed be596deaa54f291dfbf3aaa31e5acce3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:19.830613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055151/publication.txt
observed a88a6728daaf8de6a919edcec8bafd63...
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.