OpenTechnical

OT-2026-000101695

Publication integrity record

Foam pad vacuum gripper, three zone face, pump fed, pulsed blow-off 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-2026-000101695) never changes.

Identity and time

Publication numberOT-2026-000101695 · never reused
Internal UUID01a0aea4-0e16-727a-9c49-47119b95183f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101695
StatusPUBLIC

Content hashes

Canonical text235512bad57658d0eb156a934f2af70585453e0c68c874cb62b5b01247466790
Markdown95edc6d823332d5e6e14442f62527946bdee569172e97399ef5291c32d0047fc
PDF
Publication page530197fbb36148d74e2476ce428e1de5d83fc3f5c5587b1294debeb0a9e37e01
Manifest93d197277fbaa25fbf9ada2221731d8a7ddec4775b07a14837ee690900407baa

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
SignatureMrpH2TX2n3RS1a4ABlaiIQwJosE7sXTN8JsjpSmy3Wm7tZeY31S8oLmt4GvQPoFxDfah7oBgdKwQfbDLL8jVBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:41.144827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101695
observed 530197fbb36148d74e2476ce428e1de5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:41.128182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101695/manifest.json
observed 93d197277fbaa25fbf9ada2221731d8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:41.111523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101695/publication.md
observed 95edc6d823332d5e6e14442f62527946...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:41.093112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101695/publication.txt
observed 235512bad57658d0eb156a934f2af705...
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.