OpenTechnical

OT-2026-000054608

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000054608) never changes.

Identity and time

Publication numberOT-2026-000054608 · never reused
Internal UUID01a0ae86-1283-7401-87a7-91f41a04d1b3 · 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-2026-000054608
StatusPUBLIC

Content hashes

Canonical text9b4d00bc125f76c12a3c898a91870b8b712992b999b12b2b61825e04ef557477
Markdownfdacefad530fbc18fa454ad85f2c482881915159befb7cac307ef7a7478b1605
PDF
Publication page9a54880f7fdab687a853473de90a0413292f783340f7bade03673f6e8c98f3e5
Manifestc7950b129a7fd0b426365d99633442316e7bc6dc24320dcc0ecd36b591bfd10e

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
Signature+90DkiN1kDmZUhtd6OgBPFV0ShHb0Vx/Va5FR0k/QxsNvt9w+I5ySwNT5I+0+8RvJhjhVg3AhwxpDUwnAqKDDg==
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

2026-09-17T10:53:39.870078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054608
observed 9a54880f7fdab687a853473de90a0413...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:39.851791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054608/manifest.json
observed c7950b129a7fd0b426365d9963344231...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:39.834084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054608/publication.md
observed fdacefad530fbc18fa454ad85f2c4828...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:39.811982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054608/publication.txt
observed 9b4d00bc125f76c12a3c898a91870b8b...
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.