OpenTechnical

OT-2026-000101106

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single 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-2026-000101106) never changes.

Identity and time

Publication numberOT-2026-000101106 · never reused
Internal UUID01a0aea3-c378-7fdb-9827-71e161be8ef3 · 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-2026-000101106
StatusPUBLIC

Content hashes

Canonical text1a64354d51e15a89db37fc38c0b660fbf00b68f025d167488de6916dbb62618e
Markdown7c4e5b0251c048757f1b19353ed29bebc2e387a42e2966bb7edcc3631ecc1487
PDF
Publication page1fd0f9b4d24eed13cd8966ddd6b9068c417e113e2faeda78974daec937788790
Manifest5541859a330c9a6f5b0b3b50be37dd4d76f46dca328341b357d43a83f5422260

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
SignatureUCOg9Ovw1MUNCaYuDtEdfB/DQwjwDjKCHFCGXapOt6+iCKjoEQ/5aCDIcaTauwqFD+rruterWb7RMEsc8HlPBw==
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

2026-09-17T09:26:43.907542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101106
observed 1fd0f9b4d24eed13cd8966ddd6b9068c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:43.890481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101106/manifest.json
observed 5541859a330c9a6f5b0b3b50be37dd4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:43.872278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101106/publication.md
observed 7c4e5b0251c048757f1b19353ed29beb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:43.856482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101106/publication.txt
observed 1a64354d51e15a89db37fc38c0b660fb...
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.