OpenTechnical

OT-2026-000061102

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000061102) never changes.

Identity and time

Publication numberOT-2026-000061102 · never reused
Internal UUID01a0ae8b-137e-7bc7-b482-b8adaa7a2300 · 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-2026-000061102
StatusPUBLIC

Content hashes

Canonical text4a10211cafc858bc84b13e0af261c43854054ac0e9cd8d7f210a14e9529e64f0
Markdown69f4b72ba8828cb4a368d889cfe0bd75cb767295f5df338380c94ff569d9a973
PDF
Publication page4bf8f73041943ccccce99d68bcbb927ae04de72957ba32d084fecc9d5dc01209
Manifestbf09daee95677cf7abad5de1ec0048666752a3da1648c463e7449fcf36cb6cd5

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
SignatureAIX3qPPmgeCrEvdFrZfPbfk6W/ZdfqlLlp5jNHNrapeSldLzNs1TCI4fpxC9iRjt1pu0ttNf7HV8RzEqyqsfDw==
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

2026-09-17T10:42:28.281385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061102
observed 4bf8f73041943ccccce99d68bcbb927a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:28.263647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061102/manifest.json
observed bf09daee95677cf7abad5de1ec004866...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:28.245355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061102/publication.md
observed 69f4b72ba8828cb4a368d889cfe0bd75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:28.226081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061102/publication.txt
observed 4a10211cafc858bc84b13e0af261c438...
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.