OpenTechnical

OT-2026-000101637

Publication integrity record

Foam pad vacuum gripper, three zone face, two stage ejector, 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-2026-000101637) never changes.

Identity and time

Publication numberOT-2026-000101637 · never reused
Internal UUID01a0aea4-0e16-7446-a65d-14c5b3359a18 · 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-2026-000101637
StatusPUBLIC

Content hashes

Canonical text4a116915108ffaadd3f1b85dde3a4ccc6fc628d012aa7b079bd2b96ab26645ff
Markdown591e044c0edc68975f200ece8c4f4d85f644229b87922e5c6d2e94455c88e64e
PDF
Publication page99662f086a6edaece4bcc606938701b7374365ba7b34947073785edb8082d8a7
Manifestee0a8b353a9ecdb962a87ae211932221f4bda1168ec44b4afa8ad9f985ee7153

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
Signaturel+mWoGv+0Q8Eo96rm+lBYvsmpk707xPiN0pAUgMbESAeXUs0eSj44bLtZpcTfHPkiyNLhrlnbIY5Dv5v5G6ODg==
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

2026-09-17T09:25:46.047026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101637
observed 99662f086a6edaece4bcc606938701b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:46.028756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101637/manifest.json
observed ee0a8b353a9ecdb962a87ae211932221...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:46.010283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101637/publication.md
observed 591e044c0edc68975f200ece8c4f4d85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:45.990006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101637/publication.txt
observed 4a116915108ffaadd3f1b85dde3a4ccc...
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.