OpenTechnical

OT-2026-000055777

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, vented before 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-2026-000055777) never changes.

Identity and time

Publication numberOT-2026-000055777 · never reused
Internal UUID01a0ae87-09cb-7deb-8e3d-63047c1b3e98 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055777
StatusPUBLIC

Content hashes

Canonical textcbbb11e86ffc2c85f339beb1fc7665029d4a5d80ad3da01fc0c0adbef64d2745
Markdown3133990c62e30343aa9d6cbbe86eed0180505ae864f8679fe598ff3cb4059272
PDF
Publication page7e08f490caa0bef0c6485fc41fa128574c9d63929aead171ba9415075387c420
Manifest64b46b3548904d319d18edaa4f278637991f6c834a6d8b78c38086ae3e51b8b2

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
SignatureuJpVnqUFVC/+F1wtTbrII46f3vPmqVfGZ20+mFLeeBdcrdMJxHV9dqDutZeCKlR2dKnmF9iwH8BIFO8Zi+gVDQ==
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

2026-09-17T10:51:08.321362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055777
observed 7e08f490caa0bef0c6485fc41fa12857...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:08.302827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055777/manifest.json
observed 64b46b3548904d319d18edaa4f278637...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:08.284625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055777/publication.md
observed 3133990c62e30343aa9d6cbbe86eed01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:08.266835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055777/publication.txt
observed cbbb11e86ffc2c85f339beb1fc766502...
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.