OpenTechnical

OT-2026-000026995

Publication integrity record

Foam pad vacuum gripper, two zone face, three stage ejector, 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-2026-000026995) never changes.

Identity and time

Publication numberOT-2026-000026995 · never reused
Internal UUID01a0ae72-3453-78d6-a551-3a404ddf5d0b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026995
StatusPUBLIC

Content hashes

Canonical text410777acc672a9f98380ef0f793e2a1fb994de0480b77bf9ba0d677e82c44f1a
Markdownb2058c623311760fa488a2ac40dadc063a644966b4f0bbc1e4740ecd9a938b07
PDF
Publication paged325fed3efd3461595d4f0a97e73bd2bffa62f6e962406e7decd4db581fcea3f
Manifest62bd245e6484078902858170aca2853f1d6cb0776077f950cb8b23a0e4133673

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
SignatureihXw5fR5PAoVgjmNHlmdMB6JMTVKwalc/mcg+dETn/5i+1SHxK1RzoV8y1zGPe+yXD6tLoAv3PLArzsxRe1bCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:43:37.434561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026995
observed d325fed3efd3461595d4f0a97e73bd2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:37.415516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026995/manifest.json
observed 62bd245e6484078902858170aca2853f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:37.399697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026995/publication.md
observed b2058c623311760fa488a2ac40dadc06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:37.383981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026995/publication.txt
observed 410777acc672a9f98380ef0f793e2a1f...
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.