OpenTechnical

OT-2026-000068892

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, pressure sensor per zone, 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-2026-000068892) never changes.

Identity and time

Publication numberOT-2026-000068892 · never reused
Internal UUID01a0ae90-6dcc-7eb8-91a9-eb7edbf966d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068892
StatusPUBLIC

Content hashes

Canonical textc97f735d1c4b40017258ce4c6d269f7e791a8a827394b3dd487791357dc5b22b
Markdownc712960f628a6aaf272216099e0b71cd53534d36d5d2403d8d93b7a6d9460b30
PDF
Publication pagebabf22c62a50ba93727b0424c09680487c0126923584bc9fe2fe6a634d34b058
Manifest51f692fc6069b120f446c77f28f14b472448eeb171d7245def73236e7b7d2d80

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
Signaturefzk+ULO8qdc+py+TZYNFxxbp9shY3up/Fcsg+4+5cueuC93mtQlP2CEtMbWgSMX0hyPAAuDqtjJs6Jyi3Ii6Aw==
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

2026-09-17T10:28:42.699054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068892
observed babf22c62a50ba93727b0424c0968048...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:42.681153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068892/manifest.json
observed 51f692fc6069b120f446c77f28f14b47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:42.662708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068892/publication.md
observed c712960f628a6aaf272216099e0b71cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:42.644750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068892/publication.txt
observed c97f735d1c4b40017258ce4c6d269f7e...
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.