OpenTechnical

OT-2026-000101249

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three 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-2026-000101249) never changes.

Identity and time

Publication numberOT-2026-000101249 · never reused
Internal UUID01a0aea3-c379-7712-bdd2-96c905a75ff4 · 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-2026-000101249
StatusPUBLIC

Content hashes

Canonical texte426fa285303b783c4713ec472f21b20f1b35b73587eb2d5e78062517677965f
Markdownf9a63f1cfddef1886d0e53d4fc0985f3c79de3a69c52593479c8a8549eacefcd
PDF
Publication page113f06b5870b10d5943aab5b44885e30f90f911c7d6b823e2afd8210335f660b
Manifest671e1a78427faf6be2f72d18a1f1e4ba4517a7c94f585db797e36f5d7d349afb

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
Signature2qycOyJ+U1Hm/jPisBLw0IQcu2ro7lQtARvTAMqnA8+5rvnv/mtuYk/RpRKcjxBjs6Z8n5Q56NLrnRhmRXmgBQ==
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

2026-09-17T09:26:54.670522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101249
observed 113f06b5870b10d5943aab5b44885e30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:54.653000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101249/manifest.json
observed 671e1a78427faf6be2f72d18a1f1e4ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:54.634536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101249/publication.md
observed f9a63f1cfddef1886d0e53d4fc0985f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:54.614132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101249/publication.txt
observed e426fa285303b783c4713ec472f21b20...
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.