OpenTechnical

OT-2026-000057410

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, manifold 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-2026-000057410) never changes.

Identity and time

Publication numberOT-2026-000057410 · never reused
Internal UUID01a0ae87-d5be-7614-ac62-103398e1d1ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057410
StatusPUBLIC

Content hashes

Canonical texte48056ac132ca60f0e1d819ca0e02bffea3ee3177db468a7d46a5968cd7c16c3
Markdown93e36eee8315a017f497de787ca4fbc22f0bd184f0dbc8b7a05126a09cb26860
PDF
Publication page530503a8b6691018fb6293e67dcfee08584bced041a0e9a4cef01e13e0d1b01f
Manifest986463f8b2325791a1dbf3eb2e448bb3dc9232bca817533d45d33944c2536f4f

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
SignatureR08mkw7Zkap3MctJ6xJ2z0L8w0rQttnUbeFVft/lKOZ/6BsH8Y9+dv36ykmrqRCgcxtHEmOaxvICg+HRu8p8CA==
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

2026-09-17T10:49:41.952118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057410
observed 530503a8b6691018fb6293e67dcfee08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:41.935338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057410/manifest.json
observed 986463f8b2325791a1dbf3eb2e448bb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:41.916594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057410/publication.md
observed 93e36eee8315a017f497de787ca4fbc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:41.899601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057410/publication.txt
observed e48056ac132ca60f0e1d819ca0e02bff...
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.