OpenTechnical

OT-2026-000102377

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single stage ejector, pulsed blow-off 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-2026-000102377) never changes.

Identity and time

Publication numberOT-2026-000102377 · never reused
Internal UUID01a0aea4-8589-778a-ba6f-4ef42fdaf418 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102377
StatusPUBLIC

Content hashes

Canonical text7b9dd8378cf8ca2237fe8fe63fffbd60f23e4e726cac5649f3a7f0be2402312d
Markdownd2559edfe4d49df35a6ded1ab9b8d3178f21fccc9f401303412439f49b41282d
PDF
Publication page5bfbe121845308222c5d6eb8bc243211c57f8d611867cb3bd21c5d1a019747ff
Manifestdbd1876b5118874689140c94cd17783ef24b4d7df4f46cc8ac9d5b3b3aa3d542

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
Signaturet36LMg1uDW82Xbnnycr2LDdQ6pk/20hU9WA0unE34G8EmlaTnd7h8Kv04WFbAwSLXeoX7IXzICDGJ5x42SrqCg==
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

2026-09-17T09:23:42.949581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102377
observed 5bfbe121845308222c5d6eb8bc243211...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:42.932456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102377/manifest.json
observed dbd1876b5118874689140c94cd17783e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:42.888247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102377/publication.md
observed d2559edfe4d49df35a6ded1ab9b8d317...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:42.871288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102377/publication.txt
observed 7b9dd8378cf8ca2237fe8fe63fffbd60...
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.