OpenTechnical

OT-2026-000054964

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off after set-down

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-2026-000054964) never changes.

Identity and time

Publication numberOT-2026-000054964 · never reused
Internal UUID01a0ae86-5e80-7d60-906b-102a98b947f1 · 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-2026-000054964
StatusPUBLIC

Content hashes

Canonical text464698e70cde2655a8d60f251c935bb865dced03f87a2ef138623ed7dad677a7
Markdownfc7c36ae3e340c4e567afdfb8651c9fd116b323e3764e57b2135fb40a586ffd2
PDF
Publication page4283617334c13595b582b7b09e128bfb44dd07e709bf21be0f7d0b614bd3a7a2
Manifest9dbd4c50ab1ab5f17c146d17b7fd866b99d7d5aff536aca44bb91fa18e5b6b12

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
SignatureZEzv8eRKE1suZTrNhg0stKf/HxtCkcPwE5BcMpGaIgibfVtCfH1R0/6deGy31cltm8Jt31G0BlRm39vIH7U/Bw==
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

2026-09-17T10:53:04.785873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054964
observed 4283617334c13595b582b7b09e128bfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:04.766155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054964/manifest.json
observed 9dbd4c50ab1ab5f17c146d17b7fd866b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:04.744737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054964/publication.md
observed fc7c36ae3e340c4e567afdfb8651c9fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:04.724146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054964/publication.txt
observed 464698e70cde2655a8d60f251c935bb8...
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.