OpenTechnical

OT-2026-000100885

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, pressure sensor per zone, sustained blow-off 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-2026-000100885) never changes.

Identity and time

Publication numberOT-2026-000100885 · never reused
Internal UUID01a0aea3-c376-7690-bd42-b355d02cd99b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100885
StatusPUBLIC

Content hashes

Canonical text1c8e95b52a08920ddfa400a13f0c1ccd13c7e3e56ae9254f874eb02a3d9aa9a3
Markdown26654ee761b43ced5163b0f8d1b8587953ba5b5af0996da5ac4e1a71eba1840d
PDF
Publication page73576ed0c99610cf30b09bffd42a828271f28e770aa3fd4389ea9ec9858557f3
Manifest7d88771aca88f146f87e677b248b62f45eb6b8e20d0bef876e6e49eca46f5864

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
Signature2nL0Y3B5FjIVJRAoRdLdqef3kr/Je+RQ6LykkAL8pZyVc8TqVVDv97NODrx7AgylkccTtd9MnxkzjUooqVFvAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:22.535154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100885
observed 73576ed0c99610cf30b09bffd42a8282...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:22.519117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100885/manifest.json
observed 7d88771aca88f146f87e677b248b62f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:22.502255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100885/publication.md
observed 26654ee761b43ced5163b0f8d1b85879...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:22.486633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100885/publication.txt
observed 1c8e95b52a08920ddfa400a13f0c1ccd...
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.