OpenTechnical

OT-2026-000059633

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, vented 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-2026-000059633) never changes.

Identity and time

Publication numberOT-2026-000059633 · never reused
Internal UUID01a0ae89-ec24-7c8c-b344-f4eb905ca429 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059633
StatusPUBLIC

Content hashes

Canonical text66a675079215e4de98c7f8a18cb73616ed1e23cb07cc3aed4c6615252bf0fe87
Markdown60c3e4c5ab4cae5de7e3a44514877cd7dfdbdfdd03326b8739963d433475abf4
PDF
Publication pagede4f1005e494d83751131be507e23ccac81d0ac38dd172735da05fc5250d8596
Manifesta07690cc1d88ace072bc2519dab6bc003d6ee1013cb253df8d6729445a9db424

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
SignaturegAAwzJlBbmp9PcZ5l8AkacWuswq65rMkBv/G2SQH5tTHEQrHbYO+hbrAWvR0js6kow0bblUOakCYuyGxaMFADA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:19.377800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059633
observed de4f1005e494d83751131be507e23cca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:19.360919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059633/manifest.json
observed a07690cc1d88ace072bc2519dab6bc00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:19.341337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059633/publication.md
observed 60c3e4c5ab4cae5de7e3a44514877cd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:19.323971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059633/publication.txt
observed 66a675079215e4de98c7f8a18cb73616...
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.