OpenTechnical

OT-2026-000101789

Publication integrity record

Four bellows cup vacuum gripper, four zone face, pump fed, 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-2026-000101789) never changes.

Identity and time

Publication numberOT-2026-000101789 · never reused
Internal UUID01a0aea4-0e17-7267-aaca-46359cae5ec9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101789
StatusPUBLIC

Content hashes

Canonical textb85967047b747aa5b9a397f446d88374f27ea6929be55df084b5061e694cb426
Markdown311344eeda250dc90a8eba01bbea5108c704cbac88403054659cdf20089bce23
PDF
Publication page8282496b5c17db78ca58e0a264ea47391e33ff026a82d68feeb8a42fc86df895
Manifest0c20b5a7513e0fe76fd73e98e942890c08aeea209595d4e0352724da045a500d

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
SignaturePQQxDsyvaDdjFAFbNK0oS0qCYaHsH0uStjEHu45MlQk/6DoJontsWcS2TCUAckTQpKR3Kn0+wZY9Dr3ZBlwfDA==
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

2026-09-17T09:26:17.212899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101789
observed 8282496b5c17db78ca58e0a264ea4739...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:17.196200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101789/manifest.json
observed 0c20b5a7513e0fe76fd73e98e942890c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:17.178637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101789/publication.md
observed 311344eeda250dc90a8eba01bbea5108...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:17.160834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101789/publication.txt
observed b85967047b747aa5b9a397f446d88374...
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.