OpenTechnical

OT-2026-000101623

Publication integrity record

Three cup vacuum gripper, three zone face, single 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-2026-000101623) never changes.

Identity and time

Publication numberOT-2026-000101623 · never reused
Internal UUID01a0aea4-0e16-7bb0-8d0b-9803f4255024 · 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-2026-000101623
StatusPUBLIC

Content hashes

Canonical textbe83988d4a0f48c59c372cc18cb5c20c1186388e89740a38763ee25f30216c08
Markdown530c1807ac71c22d6dc32d193da166c7f31d5c41583f126b24ea91da24f6b071
PDF
Publication pageceeca7971893e92c277adb52956ac6f8ca7489661e492dac8d557b572dbcf23e
Manifest0199056ed411f8dac7da4b837d5551e367966b948fe2f99c8e70d70e60118c47

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
SignaturenZNesg7R/amRqX5M6J+O2Cp2fA250UhFVetiP1TnPiEb2/cuaiMPm/cf931hAhwXZdOivk9KkwQGvknnzXk8Bw==
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

2026-09-17T09:25:44.786012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101623
observed ceeca7971893e92c277adb52956ac6f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:44.766708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101623/manifest.json
observed 0199056ed411f8dac7da4b837d5551e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:44.747252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101623/publication.md
observed 530c1807ac71c22d6dc32d193da166c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:44.729357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101623/publication.txt
observed be83988d4a0f48c59c372cc18cb5c20c...
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.