OpenTechnical

OT-2026-000075053

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000075053) never changes.

Identity and time

Publication numberOT-2026-000075053 · never reused
Internal UUID01a0ae93-ac2e-72d6-be67-52792a42a93f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075053
StatusPUBLIC

Content hashes

Canonical textcaddc1d93cb960ff31720cb1e2ee0a2abd755f6ddb388417c47911d7b8a0ddcc
Markdown50dc986f199b04574a5c9936b5d9a7c537281051f47801d69cd2ac8a74400e3b
PDF
Publication pagec9f6edb00d80866992a6d032f1d577454949c1121b18a2cb1285c6f4b76d44a0
Manifest3932fdc72248a1f210fdcc65d4633cc309ccb89b4a317deaf6ece58bfd3c3fde

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
SignatureeagJtDGRRc8Mxvqn80oJbgnQN/5zYzgx70X6+B4j0TXALk2eAgpCW7+DD9SO0Jy0L8r8mUoGVOqGGGTsFfqaDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:18:52.203180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075053
observed c9f6edb00d80866992a6d032f1d57745...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:52.186518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075053/manifest.json
observed 3932fdc72248a1f210fdcc65d4633cc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:52.168284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075053/publication.md
observed 50dc986f199b04574a5c9936b5d9a7c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:52.150725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075053/publication.txt
observed caddc1d93cb960ff31720cb1e2ee0a2a...
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.