OpenTechnical

OT-2026-000014753

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, pulsed 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-2026-000014753) never changes.

Identity and time

Publication numberOT-2026-000014753 · never reused
Internal UUID01a0ae6d-d093-7b38-84e6-edc96bf6ba52 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014753
StatusPUBLIC

Content hashes

Canonical text27adace556a88c2ace0711840c6f5e6b09beab07d1db8688b41682c35f0eb4dc
Markdown4aeee68777edf589a5f4f664f18c119107a0b1447f468f5691400d377b1e1a39
PDF
Publication page2daf278c367a921bc337228847d85dcf1ad0a523417484d5dbf92b1f754cda57
Manifestdf61fefed71c924c8eefeac1e92f86bccbdc169f8a26ac7b044f6b5c6f17fbf4

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
Signature4ken439tCOkkYq4KuWMxvnS505OFSlWEjrRDJyTDT8jGc2BNschYXZra0XJyc26Reur6dRGfDhEZblDqOSAoBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:06:38.093658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014753
observed 2daf278c367a921bc337228847d85dcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:38.076326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014753/manifest.json
observed df61fefed71c924c8eefeac1e92f86bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:38.057150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014753/publication.md
observed 4aeee68777edf589a5f4f664f18c1191...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:38.038357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014753/publication.txt
observed 27adace556a88c2ace0711840c6f5e6b...
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.