OpenTechnical

OT-2026-000088544

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before set-down

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-2026-000088544) never changes.

Identity and time

Publication numberOT-2026-000088544 · never reused
Internal UUID01a0ae9b-8f0e-7500-9757-05736fa0f63e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088544
StatusPUBLIC

Content hashes

Canonical texte88ea86d7138ff93b7371717119b68a27b4ddfefa14ef2c8074e1ab59a11dcd7
Markdownc1295965fe843c0d41148901012a13862d3e6e1c65f10de27e8faea8e20591c8
PDF
Publication page12259e489e3d4cad25d13245f41b7a7f51fe1503a20e76dbfcc8b7a59338cf8a
Manifest609090449fcc5b6124dc0a592dbe067d5c32f39e164151acb8f7be30fc93fd51

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
SignatureQphN4a2daTyb16VjlDIjzbFUfiSYXcW5o9mwVi6bfCXGcbV6kr9YACClNivlFrQQXZslY1959ZoCCrbOiwJMCg==
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

2026-09-17T09:47:42.820413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088544
observed 12259e489e3d4cad25d13245f41b7a7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:42.801743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088544/manifest.json
observed 609090449fcc5b6124dc0a592dbe067d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:42.782340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088544/publication.md
observed c1295965fe843c0d41148901012a1386...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:42.764826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088544/publication.txt
observed e88ea86d7138ff93b7371717119b68a2...
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.