OpenTechnical

OT-2026-000054761

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, vented before 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-2026-000054761) never changes.

Identity and time

Publication numberOT-2026-000054761 · never reused
Internal UUID01a0ae86-1285-7759-97e0-e708d0918807 · 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-2026-000054761
StatusPUBLIC

Content hashes

Canonical text7b9a2170a6312ae6603b16565ac3332379e1bcfe6c73412953eeea5ece870b45
Markdown2a58cc631c64a593627e409cd6cb8550e339047585c715d01527e083b43cb740
PDF
Publication page2a7a310ab360c9df46fd60dc58dd75608ba833c3528fb7155960b3b2df76f1e2
Manifeste358f57b22fb757b06c29161523c54e2266fa6269e2fc02e2ac1ab981e51e4c5

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
SignatureGcv+6b3hey3Rr3rnr3hVBqAR1cTl7abSwQ+/LI5ly7/W7WOMnbXOz+dCGQQP8r04gvKn4ADMDKVDZ9ihpzo1Bw==
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

2026-09-17T10:53:57.115496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054761
observed 2a7a310ab360c9df46fd60dc58dd7560...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:57.096517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054761/manifest.json
observed e358f57b22fb757b06c29161523c54e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:57.078738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054761/publication.md
observed 2a58cc631c64a593627e409cd6cb8550...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:57.059977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054761/publication.txt
observed 7b9a2170a6312ae6603b16565ac33323...
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.