OpenTechnical

OT-2026-000062891

Publication integrity record

Two cup vacuum gripper, two zone face, six 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-2026-000062891) never changes.

Identity and time

Publication numberOT-2026-000062891 · never reused
Internal UUID01a0ae8c-94a8-74d5-9e6d-c5f914ce4f6f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062891
StatusPUBLIC

Content hashes

Canonical texta9b06d8262f631ee46f1ba02078ebe6f44fc3aa34c4fc2c3f0ec4d61c830a123
Markdowne315af0864a81f12ce668b2ee685ea4cca0f76d2946a052d010962db7e63e91c
PDF
Publication page7e1bb9104f69515751299ea2040d1e190f828f012a545094e8b9fff846614e21
Manifest68eb1fb23eaf123e103247252fb5d4485c4ef72c4b8fd54e83b90ff124a8aea1

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
SignatureIIeGrDXTTSZ16SRzkItzUFP5YRefIcR7KMHdX/bYepU8xOc/2r8RqSUOxQdAJWw38fnjj0zFNu3RZ+mxB45qCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:15.452207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062891
observed 7e1bb9104f69515751299ea2040d1e19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:15.431879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062891/manifest.json
observed 68eb1fb23eaf123e103247252fb5d448...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:15.413584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062891/publication.md
observed e315af0864a81f12ce668b2ee685ea4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:15.391928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062891/publication.txt
observed a9b06d8262f631ee46f1ba02078ebe6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:35.859654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062891
observed 7e1bb9104f69515751299ea2040d1e19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:35.840181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062891/manifest.json
observed 68eb1fb23eaf123e103247252fb5d448...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:35.820678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062891/publication.md
observed e315af0864a81f12ce668b2ee685ea4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:35.802333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062891/publication.txt
observed a9b06d8262f631ee46f1ba02078ebe6f...
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.