OpenTechnical

OT-2026-000061227

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off 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-2026-000061227) never changes.

Identity and time

Publication numberOT-2026-000061227 · never reused
Internal UUID01a0ae8b-1382-7210-bdf8-6eea6e383359 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061227
StatusPUBLIC

Content hashes

Canonical textab9299cc1271bfdd4b85953e1e2f25aecb48332906ea9e5f8856ecb1de3ddee2
Markdown8ed96a1023d2c522e5edd4f86ec7b5fd79c9d1eb2d4833b9b6f1d3114b81e8b4
PDF
Publication pagef1f25565fb66c6e55cb47b9ceb79ca6b915d23fa2d82a65f1261e2f4f425d053
Manifest22d366e8e950b7409ab4eb715f4a260f23caf6287d9dd4833e42a0d358a24e49

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
Signature0kuzwhVUlG0Hn6mDCZcVeeEn5lrx9wnWflbmloqbMpg9G7IPfVkEBpIV7g99lki+k/XxEM9fgCF7k+zSSsylAw==
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...

Independent retrieval

2026-09-17T10:42:38.117741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061227
observed f1f25565fb66c6e55cb47b9ceb79ca6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:38.096517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061227/manifest.json
observed 22d366e8e950b7409ab4eb715f4a260f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:38.074021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061227/publication.md
observed 8ed96a1023d2c522e5edd4f86ec7b5fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:38.053515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061227/publication.txt
observed ab9299cc1271bfdd4b85953e1e2f25ae...
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.