OpenTechnical

OT-2026-000082605

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, 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-2026-000082605) never changes.

Identity and time

Publication numberOT-2026-000082605 · never reused
Internal UUID01a0ae97-8cc8-713f-9246-8d9cf698b3e7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082605
StatusPUBLIC

Content hashes

Canonical text62955208923fe0bf6882d995a6d8b04f318686c157caac2927f5443c1031114c
Markdownac444b42f50e6b55362f42d14bfd29fc62aee4d10e9dde93987b60817d45087c
PDF
Publication pageb22d1b702e005b765a9954cfb46c47860336e0f450adbbcd06289cb57c122e1b
Manifestccc580c52845857d87d9724db6e371bd6707b16c6e82b6ca00f4e3c86139e8fd

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
Signatureo2VnTzJA2s10F5fkVM0Q3hdBzyjpFmaaUIK4UtYaUTY7vihArxEKXChLjsZzUxbX9gYaionJItd7aX5lvDztAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:58:02.991130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082605
observed b22d1b702e005b765a9954cfb46c4786...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:02.955966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082605/manifest.json
observed ccc580c52845857d87d9724db6e371bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:02.939435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082605/publication.md
observed ac444b42f50e6b55362f42d14bfd29fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:02.903735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082605/publication.txt
observed 62955208923fe0bf6882d995a6d8b04f...
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.