OpenTechnical

OT-2026-000054532

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single 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-2026-000054532) never changes.

Identity and time

Publication numberOT-2026-000054532 · never reused
Internal UUID01a0ae86-1283-7da4-8bcb-9a8f635abc6c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054532
StatusPUBLIC

Content hashes

Canonical text55366f619d6d7a2e8d9ebcc4197570a94bf0a59339456845cdf36d109c28c2b4
Markdown67eb8f6891cae7112e1aafe72268a66cd6447da8f7dcb29efcff3950cf8fd418
PDF
Publication pagef820004c1285f1d1b7f150e167ca641329db22df1dc01c02ff4819972e08a9ad
Manifest81ed3b34650c1881aa03ffe91b22af30eefcfae9a3d4b7b6e7a9ff3ef57d80a0

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
SignatureN5SrkqsnbmbOgZHTX9cJ1u66/XL0TgW4LKkrgFdoO/dvtUea+BcTusSPlBFNupEUSLUCF+3jDVTofDApENdUCg==
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

2026-09-17T10:53:33.636914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054532
observed f820004c1285f1d1b7f150e167ca6413...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:33.616927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054532/manifest.json
observed 81ed3b34650c1881aa03ffe91b22af30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:33.594740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054532/publication.md
observed 67eb8f6891cae7112e1aafe72268a66c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:33.575394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054532/publication.txt
observed 55366f619d6d7a2e8d9ebcc4197570a9...
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.