OpenTechnical

OT-2026-000059779

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000059779) never changes.

Identity and time

Publication numberOT-2026-000059779 · never reused
Internal UUID01a0ae89-ec25-7620-9ecc-86141f619dd3 · 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-2026-000059779
StatusPUBLIC

Content hashes

Canonical text1d54d1245dd8e3a89268acdf42a58dc2a612cf9f6529c4a65a1a3f69118341ea
Markdown9d7f47b7a165b4dbbe89c5405befdffcab69b74d3501b54ca648ea9463ba59aa
PDF
Publication page4cf084d7f790416959fdedc2ea320ed7cca70903570cd99a34da46c804f45c3e
Manifest1a1c94d124868053f096f2e697e176194e1138cf9753adbafbdc3da941d7087f

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
SignaturecVFs7KgzzGbWbIUY66/czhudR7koqO6MdnVcY2B1oiuI4+DByIyswGaarCKEAeTxlrdOscJTaojYsY+KgSO9Ag==
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

2026-09-17T10:44:30.515935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059779
observed 4cf084d7f790416959fdedc2ea320ed7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:30.498413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059779/manifest.json
observed 1a1c94d124868053f096f2e697e17619...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:30.480429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059779/publication.md
observed 9d7f47b7a165b4dbbe89c5405befdffc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:30.462874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059779/publication.txt
observed 1d54d1245dd8e3a89268acdf42a58dc2...
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.